Exhibit 10.12

# AMENDMENT NO. 2 TO
EMPLOYMENT AND NON-COMPETE AGREEMENT

Amendment
No. 2, dated as of November 15, 2004 (the Amendment), to the Employment and
Non-Compete Agreement, dated as of November 15, 2002 and as previously amended by
Amendment No. 1 thereto, dated as of November 15, 2003 (collectively, the
Agreement), between INFODATA SYSTEMS, INC., a Virginia corporation (the
Company); and EDWIN A. MILLER (Employee). The Company and Employee
hereby mutually agree that the Agreement is hereby amended as follows:

1.       Amendment
of Section 2. The Company and Employee hereby agree that           the existing
provisions of Section 2 of the Agreement are hereby deleted in           their entirety
and the following new Section 2 is hereby substituted therefor:

| | 2.       
               Compensation and Benefits. In consideration for the valuable services to
               be rendered by Employee and for Employees agreement not to compete against
               the Company as described in paragraph 5, the Company hereby agrees that during
               the 2005 year of the Employment Period, the Company will pay Employee an annual
               salary of $275,000 per annum (the Base Salary). Employees Base
               Salary may be adjusted annually based on an annual performance salary review as
               determined in the reasonable discretion of the Company. Employee also shall be
               entitled to participate in the in the normal benefit programs of the Company,
               subject to the provisions of those benefit plans, except only that in the first
               year of employment with the Company the Employee will eligible for three (3)
               weeks of vacation and thereafter Employee will be subject to the Companys
               normal vacation policies. The Employee also will be provided with the use of a
               Company-owned cellular telephone and a Blackberry communication device during
               his employment with the Company. The Company also shall issue to Employee a
               stock option to purchase 100,000 shares of Company common stock at an exercise
               price equal to the market value of the stock on the date of grant, with 25% of
               the shares underlying that option vesting immediately and with 25% of the shares
               underlying that option vesting on each anniversary date thereafter, with the
               option expiring on the tenth anniversary from the date of grant. The Company
               also agrees to (i) develop a bonus compensation package for the executives of
               the Company, with Employee to receive forty percent (40%) of such executive
               bonus compensation, (ii) pay to Employee a bonus equal to one percent (1%) of
               the net revenues of any entity acquired by the Company, (iii) pay to Employee a
               bonus, up to a maximum amount of $50,000, based upon the successful integration
               of an acquired entity into the Company, and (iv) pay to Employee a bonus equal
               to one percent (1%) of the purchase price consideration paid by a person or
               entity in the acquisition of the Company.
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2.       No
Other Changes. The Company and Employee agree that except as           otherwise
provided in this Amendment, all other provisions of the Agreement           shall remain
unchanged and continue in full force and effect.

3.       Counterparts. This
Amendment may be executed in one or more           counterparts, and by the different
parties hereto in separate counterparts, each           of which when executed shall be
deemed to be an original but all of which taken           together shall constitute one
and the same agreement.

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IN
WITNESS WHEREOF, the parties have executed this Agreement on the day and year first above
written.

|WITNESS:                           | EMPLOYEE:                         
|---------------------------------- | ----------------------------------
|_______________________________    | _______________________________   
|Name:                              | Edwin A. Miller                   
|Attest (Seal):                     | INFODATA SYSTEMS, INC.            
|By:_______________________________ | By:_______________________________
|Name:                              | Name:                             
|Title:                             | Title:                            

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